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La Unión Weather in December
In La Unión, December brings very high daytime temperatures around 32°C (90°F), with nights cooling to 24°C (75°F). Minimal rainfall is to be expected.
Rainfall in La Unión in December
Records from the past 30 years suggest around 4 days of rain, with 3.6 mm (0.1 in) average for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.
Temperature in La Unión in December
La Unión in December is worth a visit. The temperature is excellent, with 32°C (90°F) during the day and 24°C (75°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding.If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit La Unión.
La Unión Temperature in December
Min Temperature
24°C (75°F)
Max Temperature
32°C (90°F)
Chance of Rain
13%
Precipitation
3.6 mm (0.1 in)
Rainy days
4 days
Humidity
65% *
* Data from: San Miguel, El Salvador (39 KM, 24 Miles).
La Unión Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in La Unión - and find the best time to visit.
Best Places in El Salvador in December
Find out more about the weather in El Salvador and which places have the best travel conditions in this month. See all of El Salvador in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in La Unión in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home.
What To Do in La Unión in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping10/10 -
Outdoor sports8/10
La Unión 3-Day Forecast
More climate data for La Unión
See the full La Unión climate overview or explore weather in El Salvador.
Popular in December
Where to go in December - average daytime high across popular destinations.
San Miguel
34°C (93°F) San Salvador
32°C (90°F) El Cuco32°C (90°F) El Zonte31°C (88°F) Santa Ana31°C (88°F) Concepción de Ataco30°C (86°F) La Libertad31°C (88°F) El Sunzal31°C (88°F) Bucket list
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The top 5 unexplored rainforests in Central America
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